NotAShelf/ncro
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cache: add negative cache; router: skip race for cached 404s

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Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: Ibeb44b313850395898bb20f2d947b0b76a6a6964
This commit is contained in:
raf 2026-03-06 21:30:24 +03:00
commit b0ea022dc2
Signed by: NotAShelf
GPG key ID: 29D95B64378DB4BF
7 changed files with 147 additions and 4 deletions
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5
cmd/ncro/main.go
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@ -74,6 +74,9 @@ func main() {
if err := db.ExpireOldRoutes(); err != nil {
slog.Warn("expire routes error", "error", err)
}
if err := db.ExpireNegatives(); err != nil {
slog.Warn("expire negatives error", "error", err)
}
if count, err := db.RouteCount(); err == nil {
metrics.RouteEntries.Set(float64(count))
}
@ -90,7 +93,7 @@ func main() {
probeDone := make(chan struct{})
go p.RunProbeLoop(30*time.Second, probeDone)
r := router.New(db, p, cfg.Cache.TTL.Duration, 5*time.Second, 10*time.Minute)
r := router.New(db, p, cfg.Cache.TTL.Duration, 5*time.Second, cfg.Cache.NegativeTTL.Duration)
for _, u := range cfg.Upstreams {
if u.PublicKey != "" {
if err := r.SetUpstreamKey(u.URL, u.PublicKey); err != nil {